高中英语语法专题指导课件：状语从句.ppt

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1、高中英语语法专题指导课件：状语从句状语从句时间状语从句原因状语从句地点状语从句目的状语从句结果状语从句条件状语从句让步状语从句比较状语从句方式状语从句时间状语从句引导词whenwheneveraswhilebeforeafteruntil(till)sinceassoonasonceeach/everytimenexttimethefirst/…timethemomenttheminuteinstantlyimmediatelydirectly(一…就…)nosooner…thanhardly/scarcely…when1)when的用法：wa

2、sdoing…when,beabouttodo…when“正在做某事/正要做….突然发生另一件事”。2.)几种特殊句型与强调结构的区别：Itis+时刻+when…Itis/hasbeen+段时+since…Itwillbe/was+段时+before(现在时/过去时).“过一段时间…才”3).before的用法：A：表“还未来得及…就…”B：表“过一段时间才…”，4).until的用法：在not…until结构中，谓语用短暂性动词，“直到…才”;谓语为延续性动词，用until表“一直持续到…”。考查重点5)nosooner…thanhardly

3、/scarcely…when刚……就A.时态：主句用过去完成时（had+pp）从句用一般过去时B.倒装：nosooner/hardly/scarcely放句首，主句要到装Shehadnosoonerarrivedatthestationthanthetrainstartedtomove.Nosoonerhadshearrivedatthestationthan….Hehadhardlyenteredthehotelwhenitbegantosnow.Hardlyhadheenteredthehotelwhenitbegantosnow1.Wew

4、eretoldthatweshouldfollowthemainroad____wereachedthecentralrailwaystation.(2004辽宁)A.wheneverB.untilC.whileD.wherever2.Itisalmostfiveyears____wesaweachotherlasttime.(2005北京)A.before B.sinceC.after D.when3.Simonthoughthiscomputerwasbroken_____hislittlebrotherpointedoutthatheha

5、dforgottentoturniton.(2005北京春)A.untilB.unlessC.after D.because4.TheAmericanCivilWarlastedfouryears____theNorthwonintheend.(2005广东30)A.afterB.before C.whenD.then5.--DidJackcomebackearlylastnight？(2005福建)--Yes.Itwasnotyeteighto'clock_____hearrivedhome.A.before B.whenC.that D.u

6、ntil6.Wewereswimminginthelake____suddenlythestormstartedA.whenB.whileC.untilD.before(2004北京春)BBABBA原因状语从句because,since,as,for,now(that),considering(that),seeing(that)考虑到／鉴于鉴于／由于／因为考查重点because,since,as,forbecause—直接原因，非推断．语气最强．回答whysince–通常放句首．译为“既然”as–不谈自明的原因，语气最弱．for–放句中，对前

7、面一句话的内容的补充说明。1.Parentsshouldtakeseriouslytheirchildren'srequestsforsunglasses____eyeprotectionisnecessaryinsunnyweather.(2004上海)A.because B.thoughC.unlessD.if2.JennywasverysadoverthelossofthephotosshehadshotatCanada,____thiswasamemorysheespeciallytreasured.(2006广东)A.as B.ifC

8、.whenD.whereAA地点状语从句由where.wherever引导。where指“在某个地方”，wherever指“无论哪里，在任何一个地方”